PLEASE HELP ASAP :(

Serenity Spa charges $55 for a one-hour massage. They charge $0.75 for each additional minute over an hour. If x represents the number of minutes over one hour, which of the following equations represents the cost of a massage?
A. y = -0.75x + 55
B. y = 0.75x + 55.75
C. y = 55x + 0.75
D. y = 0.75x + 55